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STC3115AIQT Datasheet(PDF) 6 Page - STMicroelectronics

Part # STC3115AIQT
Description  Gas gauge IC with alarm output for handheld applications
PDF  31 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STC3115AIQT Datasheet(HTML) 6 Page - STMicroelectronics

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Electrical characteristics
STC3115
6/31
DocID023755 Rev 4
4
Electrical characteristics
Table 4. Electrical characteristics (2.7 V < VCC < 4.5 V, -20 °C to 70 °C)
Symbol
Parameter
Conditions
Min
Typ
Max Units
Supply
ICC
Operating current consumption
Average value over 4 s in
power-saving voltage
mode
45
60
µA
Average value over 4 s in
mixed mode
100
ISTBY
Current consumption in standby
Standby mode,
inputs = 0 V
2
IPDN
Current consumption in power-down
VCC < UVLOTH,
inputs = 0 V
1
UVLOTH
Undervoltage threshold
(VCC decreasing)
2.5
2.6
2.7
V
UVLOHYST
Undervoltage threshold hysteresis
100
mV
POR
Power-on reset threshold
(VCC decreasing)
2.0
V
Current sensing
Vin_gg
Input voltage range
-40
+40
mV
IIN
Input current for CG pin
500
nA
ADC_res
AD converter granularity
5.88
µV
ADC_offset
AD converter offset
CG = 0 V
-3
3
LSB
ADC_time
AD conversion time
500
ms
ADC_acc
AD converter gain accuracy at full
scale (using external sense resistor)
25 °C
0.5
%
Over temperature range
1
FOSC
Internal time base frequency
32768
Hz
Osc_acc
Internal time base accuracy
25 °C, VCC = 3.6 V
2
%
Over temperature and
voltage ranges
2.5
Cur_res
Current register LSB value
5.88
µV



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